SUSE Security Update: Security update for python-ecdsa
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Announcement ID:    SUSE-SU-2019:2891-1
Rating:             moderate
References:         #1153165 #1154217 
Cross-References:   CVE-2019-14853 CVE-2019-14859
Affected Products:
                    SUSE Linux Enterprise Module for Public Cloud 15
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15
                    SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1
                    SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
                    SUSE Linux Enterprise Module for Basesystem 15-SP1
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for python-ecdsa to version 0.13.3 fixes the following issues:

   Security issues fixed:

   - CVE-2019-14853: Fixed unexpected exceptions during signature decoding
     (bsc#1153165).
   - CVE-2019-14859: Fixed a signature malleability caused by insufficient
     checks of DER encoding (bsc#1154217).


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Module for Public Cloud 15:

      zypper in -t patch SUSE-SLE-Module-Public-Cloud-15-2019-2891=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-2019-2891=1

   - SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-2891=1

   - SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-2891=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2019-2891=1



Package List:

   - SUSE Linux Enterprise Module for Public Cloud 15 (noarch):

      python3-ecdsa-0.13.3-3.3.1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15 (noarch):

      python2-ecdsa-0.13.3-3.3.1

   - SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1 (noarch):

      python2-ecdsa-0.13.3-3.3.1

   - SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 (noarch):

      python2-ecdsa-0.13.3-3.3.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP1 (noarch):

      python3-ecdsa-0.13.3-3.3.1


References:

   https://www.suse.com/security/cve/CVE-2019-14853.html
   https://www.suse.com/security/cve/CVE-2019-14859.html
   https://bugzilla.suse.com/1153165
   https://bugzilla.suse.com/1154217

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